Alert archive / Florida / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 113, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jul 9, 2009, 7:59 PM EDT for Broward County, Collier County, Hendry County, Florida. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 9, 2009, 7:59 PM EDT (23:59 UTC)
- Expired
- Jul 9, 2009, 8:16 PM EDT
- In force
- 17 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
Counties Broward County, FL, Collier County, FL, Hendry County, FL
The radar
The Miami radar (KAMX), 89 km from the middle of the area, began a volume at 00:04 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 12.0 hours before the alert went out and 80 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1583 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 1022 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KMFL 092359 SVRMFL FLC011-021-051-100100- /O.NEW.KMFL.SV.W.0113.090709T2359Z-090710T0100Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 759 PM EDT THU JUL 9 2009 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN BROWARD COUNTY IN SOUTH FLORIDA. SOUTHEASTERN HENDRY COUNTY IN SOUTH FLORIDA. EAST CENTRAL COLLIER COUNTY IN SOUTH FLORIDA. * UNTIL 900 PM EDT * AT 758 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES SOUTH OF BIG CYPRESS SEMINOLE INDIAN RESERVATION...AND MOVING NORTH AT 10 MPH. * THE STORM WILL AFFECT... BIG CYPRESS SEMINOLE INDIAN RESERVATION... AND SURROUNDING COMMUNITIES. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT 305.229.4528 TO REPORT SEVERE WEATHER. LAT...LON 2633 8097 2629 8081 2618 8087 2618 8101 TIME...MOT...LOC 2359Z 199DEG 7KT 2622 8093 $$ TINGLER
1 follow-up statement
354 WWUS52 KMFL 100016 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 816 PM EDT THU JUL 9 2009 FLC011-021-051-100026- /O.CAN.KMFL.SV.W.0113.000000T0000Z-090710T0100Z/ HENDRY FL-COLLIER FL-BROWARD FL- 816 PM EDT THU JUL 9 2009 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BROWARD...EAST CENTRAL COLLIER AND SOUTHEASTERN HENDRY COUNTIES IS CANCELLED... NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE THUNDERSTORM HAS WEAKENED. THUS THE THUNDERSTORM WARNING HAS BEEN CANCELLED. THUNDERSTORMS REMAIN IN THE AREA. FREQUENT LIGHTNING...GUSTY WINDS TO 45 MPH...VERY HEAVY RAINFALL AND SMALL HAIL ARE STILL POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES. LAT...LON 2633 8097 2629 8081 2618 8087 2618 8101 TIME...MOT...LOC 0016Z 199DEG 7KT 2625 8092 $$ TINGLER
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 9:32 PM EDT | Special Weather Statement | MFL | Palm Beach | 28 min |
| Jul 9, 2:17 PM EDT | Special Weather Statement | MFL | Okeechobee | 43 min |
| Jul 9, 2:34 PM EDT | Special Marine Warning | MFL | 86 min | |
| Jul 9, 2:37 PM EDT | Special Weather Statement | MFL | Glades | 23 min |
| Jul 9, 2:54 PM EDT | Areal Flood Advisory | MFL | Glades | 99 min |
| Jul 9, 3:23 PM EDT | Special Marine Warning | MFL | 36 min | |
| Jul 9, 3:45 PM EDT | Special Weather Statement | MFL | Martin | 15 min |
| Jul 9, 3:53 PM EDT | Special Weather Statement | MFL | Broward | 22 min |
| Jul 9, 3:57 PM EDT | Special Weather Statement | MFL | Martin | 48 min |
| Jul 9, 4:08 PM EDT | Special Marine Warning | MFL | 67 min | |
| Jul 9, 4:08 PM EDT | Special Weather Statement | MFL | Monroe | 37 min |
| Jul 9, 4:13 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 44 min |
| Jul 9, 4:38 PM EDT | Special Weather Statement | MFL | Broward | 37 min |
| Jul 9, 4:49 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 41 min |
| Jul 9, 5:13 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 21 min |
| Jul 9, 5:28 PM EDT | Special Marine Warning | MFL | 92 min | |
| Jul 9, 5:37 PM EDT | Special Weather Statement | MFL | Broward | 23 min |
| Jul 9, 6:00 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 60 min |
| Jul 9, 6:04 PM EDT | Special Marine Warning | MFL | 116 min | |
| Jul 9, 6:09 PM EDT | Special Weather Statement | MFL | Miami-Dade | 36 min |
| Jul 9, 6:21 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 52 min |
| Jul 9, 6:44 PM EDT | Special Marine Warning | MFL | 91 min | |
| Jul 9, 7:07 PM EDT | Special Weather Statement | MFL | Hendry | 23 min |
| Jul 9, 7:33 PM EDT | Special Weather Statement | MFL | Collier | 27 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.